IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0245631
(2002-09-17)
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발명자
/ 주소 |
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출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
9 |
초록
▼
A relocatable storage tank for flowable materials such as liquids and granular materials comprises a bag of flexible material and has a generally square, rectangular, or circular shape, resting on a solid surface, together with at least one central post which supports the upper portion of the bag, w
A relocatable storage tank for flowable materials such as liquids and granular materials comprises a bag of flexible material and has a generally square, rectangular, or circular shape, resting on a solid surface, together with at least one central post which supports the upper portion of the bag, wherein the post aids in carrying the weight of the flowable materials to the ground, thereby reducing the associated mechanical tensions in the fabric of the flexible material.
대표청구항
▼
1. A closed storage tank for flowable material such as liquids and granular material, said storage tank consisting of:a container of flexible material, wherein said flexible material comprising a substantially square base portion for engaging a supporting surface; anda single non-buckling supporting
1. A closed storage tank for flowable material such as liquids and granular material, said storage tank consisting of:a container of flexible material, wherein said flexible material comprising a substantially square base portion for engaging a supporting surface; anda single non-buckling supporting post within said container and mounted over a substantially central portion of said base portion and supported by said supporting surface,wherein said flexible material extending upwardly from said base portion forms a side portion and a sloped upper portion opposite said base portion of said storage tank, and being secured to a top portion of said supporting post, andwherein a vertical load carried by said supporting post is a compression load. 2. The storage tank of claim 1, wherein said storage tank comprises an upper cap positioned on said upper portion of said storage tank. 3. The storage tank of claim 1, further comprising support cables attaching said supporting post to said supporting surface. 4. The storage tank of claim 1, wherein said supporting post is hollow. 5. The storage tank of claim 1, further comprising an entry/exit opening in said sloped upper portion. 6. The storage tank of claim 1, further comprising an outer support fabric over said flexible material. 7. The storage tank of claim 1, further comprising a covering sheet over said storage tank. 8. The storage tank of claim 1, further comprising an entry/exit opening within said supporting post. 9. A partially-closed storage tank for flowable material such as liquids and granular material, said storage tank consisting of:a container of flexible material, wherein said flexible material comprises a substantially square base portion for engaging a supporting surface; anda single non-buckling support post within said container and positioned over a substantially central portion of said base portion,wherein said flexible material extends upwardly from said base portion to form a side portion and a sloped upper portion opposite said base portion of said storage tank, and is secured to a support rim of said support post, wherein said support rim is positioned over said base portion, andwherein a vertical load carried by said support post is a compression load. 10. The storage tank of claim 9, further comprising a plurality of cables attaching said support rim to said support post. 11. The storage tank of claim 9, wherein said support post is a hollow post. 12. The storage tank of claim 9, further comprising an entry/exit opening in said sloped upper portion. 13. The storage tank of claim 9, further comprising an outer support fabric over said flexible material. 14. The storage tank of claim 9, further comprising a covering sheet over said storage tank. 15. A closed storage tank for flowable material such as liquids and granular material, said storage tank consisting of:a flexible bag having a side portion and a sloped upper portion; anda single non-buckling support post structure contained within said flexible bag, said support structure positioned below a substantially central portion of said upper portion of said flexible bag,wherein a vertical load carried by said support post structure is a compression load,wherein said flexible bag is secured to a supporting surface opposite said upper portion, andwherein said support structure is secured to said supporting surface. 16. The storage tank of claim 15, wherein said flexible bag extends upwardly from said supporting surface, and is secured to one of a support rim and said support post structure, wherein said support rim is positioned below said upper portion of said flexible bag. 17. The storage tank of claim 16, further comprising a plurality of cables attaching said support rim to said support post structure. 18. The storage tank of claim 15, wherein said support post structure is a hollow post. 19. The storage tank of claim 15, further comprising an entry/exit opening within said support post structure. 20. The st orage tank of claim 15, further comprising an entry/exit opening in said sloped upper portion. 21. The storage tank of claim 15, further comprising an outer support fabric over said flexible material. 22. The storage tank of claim 15, further comprising a covering sheet over said storage tank.
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